With annular passage [e.g., spool]

Patents Grantslast 30 patents

  • Information Patent Grant

    Fluid control system

    • Patent number 12,139,999
    • Issue date Nov 12, 2024
    • Inflow Control AS
    • Vidar Mathiesen
    • E21 - EARTH DRILLING MINING
  • Information Patent Grant

    Stepper motor driven proportional rotary actuator

    • Patent number 11,543,044
    • Issue date Jan 3, 2023
    • Woodward, Inc.
    • Mark A. Spickard
    • F15 - FLUID-PRESSURE ACTUATORS HYDRAULICS OR PNEUMATICS IN GENERAL
  • Information Patent Grant

    Relief valve cavity

    • Patent number 11,506,297
    • Issue date Nov 22, 2022
    • Caterpillar Inc.
    • Mikhail A. Sorokin
    • F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
  • Information Patent Grant

    Valve device

    • Patent number 11,466,706
    • Issue date Oct 11, 2022
    • Kawasaki Jukogyo Kabushiki Kaisha
    • Hiroaki Fujiwara
    • F15 - FLUID-PRESSURE ACTUATORS HYDRAULICS OR PNEUMATICS IN GENERAL
  • Information Patent Grant

    Downhole fluid control system

    • Patent number 11,448,039
    • Issue date Sep 20, 2022
    • Inflow Control AS
    • Vidar Mathiesen
    • E21 - EARTH DRILLING MINING
  • Information Patent Grant

    Emergency shut-off device

    • Patent number 11,352,899
    • Issue date Jun 7, 2022
    • Mitsubishi Heavy Industries Compressor Corporation
    • Ken Nishitani
    • F05 - INDEXING SCHEMES RELATING TO ENGINES OR PUMPS IN VARIOUS SUBCLASSES OF...
  • Information Patent Grant

    Valve trim apparatus for use with control valves

    • Patent number 11,339,897
    • Issue date May 24, 2022
    • Fisher Controls International LLC
    • Thomas Nelson Gabriel
    • E21 - EARTH DRILLING MINING
  • Information Patent Grant

    Downhole fluid control system

    • Patent number 11,319,774
    • Issue date May 3, 2022
    • Inflow Control AS
    • Vidar Mathiesen
    • F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
  • Information Patent Grant

    Directly-controlled hydraulic directional valve

    • Patent number 11,313,389
    • Issue date Apr 26, 2022
    • Robert Bosch GmbH
    • Klaus Hoefling
    • F15 - FLUID-PRESSURE ACTUATORS HYDRAULICS OR PNEUMATICS IN GENERAL
  • Information Patent Grant

    Servo regulator

    • Patent number 11,236,770
    • Issue date Feb 1, 2022
    • KYB Corporation
    • Takanori Inada
    • F15 - FLUID-PRESSURE ACTUATORS HYDRAULICS OR PNEUMATICS IN GENERAL
  • Information Patent Grant

    Device for activity test of extraction check valve

    • Patent number 11,162,612
    • Issue date Nov 2, 2021
    • NINGXIA DANCHEN TECHNOLOGY CO., LTD
    • Jisheng Wang
    • F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
  • Information Patent Grant

    Stepper motor driven proportional rotary actuator

    • Patent number 11,015,728
    • Issue date May 25, 2021
    • Woodward, Inc.
    • Mark A. Spickard
    • F15 - FLUID-PRESSURE ACTUATORS HYDRAULICS OR PNEUMATICS IN GENERAL
  • Information Patent Grant

    Solenoid device with sensor

    • Patent number 10,975,978
    • Issue date Apr 13, 2021
    • BRT Group Pty Ltd
    • Richard Terrence Tamba
    • G05 - CONTROLLING REGULATING
  • Information Patent Grant

    Valve device

    • Patent number 10,969,026
    • Issue date Apr 6, 2021
    • KYB Corporation
    • Akio Matsuura
    • F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
  • Information Patent Grant

    Leakage modulation in hydraulic systems containing a three-way spoo...

    • Patent number 10,927,866
    • Issue date Feb 23, 2021
    • EATON INTELLIGENT POWER LIMITED
    • Michael Rannow
    • G01 - MEASURING TESTING
  • Information Patent Grant

    Servo spool valve

    • Patent number 10,914,398
    • Issue date Feb 9, 2021
    • CLAVERHAM LIMITED
    • Paul R. Brewer
    • F15 - FLUID-PRESSURE ACTUATORS HYDRAULICS OR PNEUMATICS IN GENERAL
  • Information Patent Grant

    High pressure anti-cavitation cage

    • Patent number 10,900,591
    • Issue date Jan 26, 2021
    • Fisher Controls International LLC
    • Thomas N. Gabriel
    • F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
  • Information Patent Grant

    Control valve

    • Patent number 10,865,890
    • Issue date Dec 15, 2020
    • SCHWÄBISCHE HÜTTENWERKE AUTOMOTIVE GMBH
    • Sven Peters
    • G05 - CONTROLLING REGULATING
  • Information Patent Grant

    Valve signature diagnosis and leak test device

    • Patent number 10,851,814
    • Issue date Dec 1, 2020
    • General Equipment and Manufacturing Company, Inc.
    • Bruce R. Penning
    • Y10 - TECHNICAL SUBJECTS COVERED BY FORMER USPC
  • Information Patent Grant

    Leakage modulation in hydraulic systems containing a three-way spoo...

    • Patent number 10,844,884
    • Issue date Nov 24, 2020
    • EATON INTELLIGENT POWER LIMITED
    • Michael Rannow
    • G01 - MEASURING TESTING
  • Information Patent Grant

    Solenoid device

    • Patent number 10,801,629
    • Issue date Oct 13, 2020
    • NIDEC TOSOK CORPORATION
    • Kenta Kuramochi
    • H01 - BASIC ELECTRIC ELEMENTS
  • Information Patent Grant

    High flow spool valve

    • Patent number 10,788,134
    • Issue date Sep 29, 2020
    • Automatic Switch Company
    • Ahmad Abbas Chaudhry
    • F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
  • Information Patent Grant

    Fluid valve

    • Patent number 10,760,707
    • Issue date Sep 1, 2020
    • Safran Aero Boosters SA
    • Cédric Frippiat
    • F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
  • Information Patent Grant

    Aircraft engine fuel circuit valve slide

    • Patent number 10,760,696
    • Issue date Sep 1, 2020
    • SAFRAN AIRCRAFT ENGINES
    • Clement Bernard
    • F02 - COMBUSTION ENGINES HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
  • Information Patent Grant

    O-ring lubrication system

    • Patent number 10,738,897
    • Issue date Aug 11, 2020
    • GP Companies, Inc.
    • David Ted Fick
    • F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
  • Information Patent Grant

    Spool for fuel circuit valve of an aircraft engine

    • Patent number 10,690,264
    • Issue date Jun 23, 2020
    • SAFRAN AIRCRAFT ENGINES
    • Clement Bernard
    • Y10 - TECHNICAL SUBJECTS COVERED BY FORMER USPC
  • Information Patent Grant

    Latching poppet valve

    • Patent number 10,670,155
    • Issue date Jun 2, 2020
    • PROSERV GILMORE VALVE LLC
    • Andy Patterson
    • F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
  • Information Patent Grant

    Electro-hydraulic pressure reducing and relieving valve with flow f...

    • Patent number 10,648,575
    • Issue date May 12, 2020
    • Prince Industries, Inc.
    • David Paul Smith
    • F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
  • Information Patent Grant

    Valve device

    • Patent number 10,584,798
    • Issue date Mar 10, 2020
    • Denso Corporation
    • Tetsuya Hara
    • F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
  • Information Patent Grant

    Valve with two-piece adjustable can with integral pole piece

    • Patent number 10,578,226
    • Issue date Mar 3, 2020
    • MAC Valves, Inc.
    • Michael Jamison
    • H01 - BASIC ELECTRIC ELEMENTS

Patents Applicationslast 30 patents

  • Information Patent Application

    Fluid Control System

    • Publication number 20230243238
    • Publication date Aug 3, 2023
    • Inflow Control AS
    • Vidar Mathiesen
    • F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
  • Information Patent Application

    Downhole Fluid Control System

    • Publication number 20220316300
    • Publication date Oct 6, 2022
    • Inflow Control AS
    • Vidar Mathiesen
    • E21 - EARTH DRILLING MINING
  • Information Patent Application

    STEPPER MOTOR DRIVEN PROPORTIONAL ROTARY ACTUATOR

    • Publication number 20210222789
    • Publication date Jul 22, 2021
    • WOODWARD, INC.
    • Mark A. Spickard
    • F15 - FLUID-PRESSURE ACTUATORS HYDRAULICS OR PNEUMATICS IN GENERAL
  • Information Patent Application

    Downhole Fluid Control System

    • Publication number 20200217175
    • Publication date Jul 9, 2020
    • Inflow Control AS
    • Vidar Mathiesen
    • F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
  • Information Patent Application

    VALVE SIGNATURE DIAGNOSIS AND LEAK TEST DEVICE

    • Publication number 20190331143
    • Publication date Oct 31, 2019
    • General Equipment and Manufacturing Company, Inc., d/b/a TopWorx, Inc.
    • Bruce R. Penning
    • F15 - FLUID-PRESSURE ACTUATORS HYDRAULICS OR PNEUMATICS IN GENERAL
  • Information Patent Application

    Solenoid Device With Sensor

    • Publication number 20180363798
    • Publication date Dec 20, 2018
    • BRT Group Pty Ltd
    • Richard Terrence TAMBA
    • G05 - CONTROLLING REGULATING
  • Information Patent Application

    HYDRAULIC PRESSURE CONTROL APPARATUS

    • Publication number 20140352824
    • Publication date Dec 4, 2014
    • Keihin Corporation
    • Kouichi Yamada
    • Y10 - TECHNICAL SUBJECTS COVERED BY FORMER USPC
  • Information Patent Application

    VALVE ASSEMBLY

    • Publication number 20140345728
    • Publication date Nov 27, 2014
    • Robert David Prescott
    • B60 - VEHICLES IN GENERAL
  • Information Patent Application

    SLIDE VALVE HAVING A VALVE SLIDE ABLE TO BE IMPINGED UPON BY AN ACT...

    • Publication number 20140326344
    • Publication date Nov 6, 2014
    • Walter Fleischer
    • F15 - FLUID-PRESSURE ACTUATORS HYDRAULICS OR PNEUMATICS IN GENERAL
  • Information Patent Application

    CENTRAL VALVE FOR PIVOT MOTOR ACTUATOR

    • Publication number 20140311333
    • Publication date Oct 23, 2014
    • Stefanie Hutzelmann
    • F15 - FLUID-PRESSURE ACTUATORS HYDRAULICS OR PNEUMATICS IN GENERAL
  • Information Patent Application

    SPOOL VALVE AND LUBRICATING OIL SUPPLY DEVICE

    • Publication number 20140245731
    • Publication date Sep 4, 2014
    • Aisin AW Co., Ltd.
    • Hiroyuki Kutsubo
    • Y10 - TECHNICAL SUBJECTS COVERED BY FORMER USPC
  • Information Patent Application

    SOLENOID VALVE AND VALVE OPENING-CLOSING TIMING CONTROL DEVICE

    • Publication number 20140202409
    • Publication date Jul 24, 2014
    • AISIN SEIKI KABUSHIKI KAISHA
    • Kenji Fujiwaki
    • F15 - FLUID-PRESSURE ACTUATORS HYDRAULICS OR PNEUMATICS IN GENERAL
  • Information Patent Application

    SWITCH VALVE

    • Publication number 20140182722
    • Publication date Jul 3, 2014
    • Toyota Jidosha Kabushiki Kaisha
    • Yuji Hattori
    • F15 - FLUID-PRESSURE ACTUATORS HYDRAULICS OR PNEUMATICS IN GENERAL
  • Information Patent Application

    STEPLESSLY ADJUSTABLE HYDRAULIC INSERT VALVE

    • Publication number 20140158220
    • Publication date Jun 12, 2014
    • ROBERT BOSCH GmbH
    • Konrad Schneider
    • Y10 - TECHNICAL SUBJECTS COVERED BY FORMER USPC
  • Information Patent Application

    Electro-Hydraulic Pressure Reducing and Relieving Valve with Flow F...

    • Publication number 20140116551
    • Publication date May 1, 2014
    • David Paul Smith
    • Y10 - TECHNICAL SUBJECTS COVERED BY FORMER USPC
  • Information Patent Application

    Minimum Pressure and Shutoff Valve

    • Publication number 20140090393
    • Publication date Apr 3, 2014
    • Peter M. Ballard
    • F02 - COMBUSTION ENGINES HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
  • Information Patent Application

    PRESSURE REGULATING VALVE FOR AIRCRAFT ENGINE

    • Publication number 20140033730
    • Publication date Feb 6, 2014
    • Pratt & Whitney Canada Corp.
    • Johnny Vinski
    • F02 - COMBUSTION ENGINES HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
  • Information Patent Application

    PRESSURE BALANCED ROTATION SPOOL VALVE

    • Publication number 20140034168
    • Publication date Feb 6, 2014
    • FMC Kongsberg Subsea AS
    • Stein Følkner
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Application

    PROPORTIONAL PRESSURE-REGULATING VALVE

    • Publication number 20140007964
    • Publication date Jan 9, 2014
    • Frank Schulz
    • F15 - FLUID-PRESSURE ACTUATORS HYDRAULICS OR PNEUMATICS IN GENERAL
  • Information Patent Application

    CONTROL VALVE

    • Publication number 20140007965
    • Publication date Jan 9, 2014
    • Junichi Miyajima
    • F01 - MACHINES OR ENGINES IN GENERAL ENGINE PLANTS IN GENERAL STEAM ENGINES
  • Information Patent Application

    HYDRUALIC CONTROL VALVE, A DEVICE FOR ADJUSTING BLADE PITCH, AND AN...

    • Publication number 20140003941
    • Publication date Jan 2, 2014
    • Maxime Leclercq
    • B64 - AIRCRAFT AVIATION COSMONAUTICS
  • Information Patent Application

    PRESSURE CONTROL VALVE WITH PRESSURE CYCLING CONTROL

    • Publication number 20130312849
    • Publication date Nov 28, 2013
    • NELSON IRRIGATION CORPORATION
    • Steven E. CRAWFORD
    • Y10 - TECHNICAL SUBJECTS COVERED BY FORMER USPC
  • Information Patent Application

    OIL PASSAGE CHANGE-OVER VALVE

    • Publication number 20130263952
    • Publication date Oct 10, 2013
    • KUBOTA CORPORATION
    • Yasuhiko ARAI
    • E02 - HYDRAULIC ENGINEERING FOUNDATIONS SOIL SHIFTING
  • Information Patent Application

    FLOW CONTROL VALVE FOR CONSTRUCTION MACHINE

    • Publication number 20130228245
    • Publication date Sep 5, 2013
    • VOLVO CONSTRUCTION EQUIPMENT AB
    • Bon-Seuk Ku
    • E02 - HYDRAULIC ENGINEERING FOUNDATIONS SOIL SHIFTING
  • Information Patent Application

    FLOW DIRECTING SPOOL FOR VALVE

    • Publication number 20130153068
    • Publication date Jun 20, 2013
    • EATON CORPORATION
    • Gary West
    • F15 - FLUID-PRESSURE ACTUATORS HYDRAULICS OR PNEUMATICS IN GENERAL
  • Information Patent Application

    PNEUMATIC CONTROL VALVE AND PNEUMATIC CONTROL SYSTEM

    • Publication number 20130146165
    • Publication date Jun 13, 2013
    • HON HAI Precision Industry CO., LTD.
    • HAI-FENG MA
    • F15 - FLUID-PRESSURE ACTUATORS HYDRAULICS OR PNEUMATICS IN GENERAL
  • Information Patent Application

    MAGNETIC VALVE AND FLUID SUPPLY SYSTEM USING THE SAME

    • Publication number 20130146794
    • Publication date Jun 13, 2013
    • Inventec Corporation
    • Chien-An Chen
    • Y10 - TECHNICAL SUBJECTS COVERED BY FORMER USPC
  • Information Patent Application

    Valve Body Fluid Rerouting System

    • Publication number 20130098465
    • Publication date Apr 25, 2013
    • Sonnax Industries, Inc.
    • Maura J. Stafford
    • Y10 - TECHNICAL SUBJECTS COVERED BY FORMER USPC
  • Information Patent Application

    SEPARATION TYPE PNEUMATIC DUAL PARTITION MEMBRANE PUMP AND EXTERNAL...

    • Publication number 20130078121
    • Publication date Mar 28, 2013
    • Cheng-Wei LIN
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Application

    SINGLE-ACTING DIRECTIONAL CONTROL VALVE

    • Publication number 20130056669
    • Publication date Mar 7, 2013
    • SMC Corporation
    • Kenichi Matsumura
    • Y10 - TECHNICAL SUBJECTS COVERED BY FORMER USPC